/*
 * Copyright 2021 - 2023 Sporta Technologies PVT LTD & the ZIO HTTP contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package zio.http.internal

import zio.http.Status

sealed trait ChannelState { self =>
  def &&(other: ChannelState): ChannelState =
    (self, other) match {
      case (ChannelState.Reusable, ChannelState.Reusable) => ChannelState.Reusable
      case _                                              => ChannelState.Invalid
    }
}

object ChannelState {
  case object Invalid  extends ChannelState
  case object Reusable extends ChannelState

  def forStatus(status: Status): ChannelState =
    if (status == Status.SwitchingProtocols) Invalid else Reusable
}
